The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 28, 2008

Filed:

Dec. 19, 2003
Applicants:

Mark Albert, Wake Forest, NC (US);

Richard A. Howes, Roswell, GA (US);

James A. Jordan, Roswell, GA (US);

Edward A. Kersey, Alpharetta, GA (US);

William M. Leblanc, Athens, GA (US);

Louis F. Menditto, Raleigh, NC (US);

Chris O'rourke, Morrisville, NC (US);

Pranav Kumar Tiwari, Raleigh, NC (US);

Bruce F. Wong, Athens, GA (US);

Inventors:

Mark Albert, Wake Forest, NC (US);

Richard A. Howes, Roswell, GA (US);

James A. Jordan, Roswell, GA (US);

Edward A. Kersey, Alpharetta, GA (US);

William M. LeBlanc, Athens, GA (US);

Louis F. Menditto, Raleigh, NC (US);

Chris O'Rourke, Morrisville, NC (US);

Pranav Kumar Tiwari, Raleigh, NC (US);

Bruce F. Wong, Athens, GA (US);

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method are disclosed for providing a fault tolerant network service. A packet is received that corresponds to a flow from a forwarding agent at a primary service manager and instructions are determined at the primary service manager for handling packets corresponding to the flow. The instructions are sent to the forwarding agent and the instructions are stored at the primary service manager. A replication packet is sent to a backup service manager. The replication packet includes the instructions for handling packets corresponding to the flow.


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